package com.yzw.statistics.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.yzw.common.domain.EduMember;

/**
*
*/
public interface EduMemberService extends IService<EduMember> {

    //查询某一天注册的人数
    Integer countRegisterDay(String day);

}
